100-Percent RTV Silicone Sealant that forms a tough rubbery adhesive seal and maintains integrity at 450-Degree F continuously and 500-Degree F intermittently. Ideal for sealing pellet stove flues and gas appliance vent pipes. Indoor and outdoor use. Adheres to metal, glass, plastic, fiberglass, aluminum, wood, brick and slate. Black in color.
100-Percent RTV Silicone Sealant that forms a tough rubbery adhesive seal and maintains integrity at 450-Degree F continuously and 500-Degree F intermittently. Ideal for sealing pellet stove flues and gas appliance vent pipes. Indoor and outdoor use. Adheres to metal, glass, plastic, fiberglass, aluminum, wood, brick and slate. Black in color.